diff --git a/boards/common/atmega/doc.txt b/boards/common/atmega/doc.txt
index 81e9a07db1..516698ecbb 100644
--- a/boards/common/atmega/doc.txt
+++ b/boards/common/atmega/doc.txt
@@ -13,5 +13,5 @@ To enable only a specific bank, simply add `USEMODULE += atmega_pcintN` to your
 Makefile. To enable all interrupts you can use `USEMODULE += atmega_pcint`.
 
 In case you want to add a new CPU, simply provide an `atmega_pcint.h` with your
-CPU and adapt your Makefile.dep and Makefile.featues files.
+CPU and adapt your Makefile.dep and Makefile.features files.
  */
\ No newline at end of file
diff --git a/boards/common/atmega/include/periph_conf_atmega_common.h b/boards/common/atmega/include/periph_conf_atmega_common.h
index a9928a9acc..1664f620e9 100644
--- a/boards/common/atmega/include/periph_conf_atmega_common.h
+++ b/boards/common/atmega/include/periph_conf_atmega_common.h
@@ -91,7 +91,7 @@ extern "C" {
  * ATmega2560
  * ==========
  * The timer driver only supports the four 16-bit timers (Timer1, Timer3,
- * Timer4, Timer5), so those are the only onces we can use here.
+ * Timer4, Timer5), so those are the only ones we can use here.
  *
  *
  * ATmega32U4
diff --git a/boards/common/esp32/include/board_common.h b/boards/common/esp32/include/board_common.h
index fde0d30b25..3b5143eb59 100644
--- a/boards/common/esp32/include/board_common.h
+++ b/boards/common/esp32/include/board_common.h
@@ -108,7 +108,7 @@
 /**
  * @brief   MTD drive start address in SPI flash memory
  *
- * Defines the start adress of the MTD system device in the SPI
+ * Defines the start address of the MTD system device in the SPI
  * flash memory. It can be overridden by \ref esp32_app_spec_conf
  * "application-specific board configuration"
  *
diff --git a/boards/common/msb-430/board_init.c b/boards/common/msb-430/board_init.c
index 8d2dc04b71..00d155592e 100644
--- a/boards/common/msb-430/board_init.c
+++ b/boards/common/msb-430/board_init.c
@@ -135,7 +135,7 @@ void msp430_init_dco(void)
     unsigned int oldcapture = 0;
     unsigned int i;
 
-    BCSCTL1 = 0xa4; /* ACLK is devided by 4. RSEL=6 no division for MCLK
+    BCSCTL1 = 0xa4; /* ACLK is divided by 4. RSEL=6 no division for MCLK
              and SSMCLK. XT2 is off. */
 
     /* Init FLL to desired frequency using the 32762Hz crystal */
@@ -151,15 +151,15 @@ void msp430_init_dco(void)
     for (i = 0xffff; i > 0; i--);         /* Delay for XTAL to settle */
 
     CCTL2 = CCIS0 + CM0 + CAP;            /* Define CCR2, CAP, ACLK */
-    TACTL = TASSEL1 + TACLR + MC1;        /* SMCLK, continous mode */
+    TACTL = TASSEL1 + TACLR + MC1;        /* SMCLK, continuous mode */
 
 
     while (1) {
         unsigned int compare;
 
-        while ((CCTL2 & CCIFG) != CCIFG);   /* Wait until capture occured! */
+        while ((CCTL2 & CCIFG) != CCIFG);   /* Wait until capture occurred! */
 
-        CCTL2 &= ~CCIFG;                    /* Capture occured, clear flag */
+        CCTL2 &= ~CCIFG;                    /* Capture occurred, clear flag */
         compare = CCR2;                     /* Get current captured SMCLK */
         compare = compare - oldcapture;     /* SMCLK difference */
         oldcapture = CCR2;                  /* Save current captured SMCLK */
diff --git a/boards/common/msba2/tools/src/download.c b/boards/common/msba2/tools/src/download.c
index 3fa338d4e9..6371bc633d 100644
--- a/boards/common/msba2/tools/src/download.c
+++ b/boards/common/msba2/tools/src/download.c
@@ -369,7 +369,7 @@ static void download_main(int event)
                         }
 
                         if (strcmp(parsed_response_buf, "OK\r\n") == 0) {
-                            printf("Baud sync sucessful\r\n");
+                            printf("Baud sync successful\r\n");
                             state = CHIP_ID;
                             event = BEGIN;
                             break;
@@ -851,7 +851,7 @@ static void download_main(int event)
                         // would be nice if we could simply jump to the user's code, but
                         // Philips didn't think of that.  The interrupt vector table stays
                         // mapped to the bootloader, so jumping to zero only runs the
-                        // bootloader again.  Intead, we need to download a tiny ARM
+                        // bootloader again.  Instead, we need to download a tiny ARM
                         // program that reconfigures the hardware and then jumps to zero.
                         //snprintf(buf, sizeof(buf), "G %d A\r\n", 0);
                         snprintf(buf, sizeof(buf), "W %u %u\r\n", chip->ram_addr, chip->bootprog[0] * 4);
diff --git a/boards/common/msba2/tools/src/ihex.c b/boards/common/msba2/tools/src/ihex.c
index 8d4965b9d5..e5610e4ed3 100644
--- a/boards/common/msba2/tools/src/ihex.c
+++ b/boards/common/msba2/tools/src/ihex.c
@@ -113,7 +113,7 @@ int read_intel_hex(const char *filename)
 
 /* parses a line of intel hex code, stores the data in bytes[] */
 /* and the beginning address in addr, and returns a 1 if the */
-/* line was valid, or a 0 if an error occured.  The variable */
+/* line was valid, or a 0 if an error occurred.  The variable */
 /* num gets the number of bytes that were stored into bytes[] */
 
 
diff --git a/boards/common/msba2/tools/src/serial.c b/boards/common/msba2/tools/src/serial.c
index 73ec7374d7..12536f1eff 100644
--- a/boards/common/msba2/tools/src/serial.c
+++ b/boards/common/msba2/tools/src/serial.c
@@ -131,7 +131,7 @@ static void report_open_error(const char *filename, int err)
         printf("You don't have permission to access %s\r\n", filename);
     }
 
-    //printf("Attemping to find more information about %s....\r\n", filename);
+    //printf("Attempting to find more information about %s....\r\n", filename);
     r = stat(filename, &info);
 
     if (r < 0) {