diff --git a/docs/DEVGUIDE.rst b/docs/DEVGUIDE.rst
index a53235dab2..744ddadf4b 100644
--- a/docs/DEVGUIDE.rst
+++ b/docs/DEVGUIDE.rst
@@ -28,7 +28,7 @@ Once you have a compiler installed run:
     make test-memleaks
     make test-coverage
     make lint-all        # Run Python and C linter
-    make fix-all         # Fix linting erors
+    make fix-all         # Fix linting errors
     make uninstall
     make help
 
diff --git a/docs/index.rst b/docs/index.rst
index c5ebf59e11..4959801f68 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -1294,7 +1294,7 @@ Process class
   .. method:: cwd()
 
     The process current working directory as an absolute path. If cwd cannot be
-    determined for some internal reason (e.g. system process or directiory no
+    determined for some internal reason (e.g. system process or directory no
     longer exists) it may return an empty string.
 
     .. versionchanged:: 5.6.4 added support for NetBSD
diff --git a/psutil/__init__.py b/psutil/__init__.py
index 91f3dd65c3..71ae4533a9 100644
--- a/psutil/__init__.py
+++ b/psutil/__init__.py
@@ -2037,7 +2037,7 @@ def swap_memory():
 
 
 # =====================================================================
-# --- disks/paritions related functions
+# --- disks/partitions related functions
 # =====================================================================
 
 
diff --git a/psutil/_pslinux.py b/psutil/_pslinux.py
index 2a59bfe13d..7c1a4f9726 100644
--- a/psutil/_pslinux.py
+++ b/psutil/_pslinux.py
@@ -417,7 +417,7 @@ def calculate_avail_vmem(mems):
 
 def virtual_memory():
     """Report virtual memory stats.
-    This implementation mimicks procps-ng-3.3.12, aka "free" CLI tool:
+    This implementation mimics procps-ng-3.3.12, aka "free" CLI tool:
     https://gitlab.com/procps-ng/procps/blob/
         24fd2605c51fccc375ab0287cec33aa767f06718/proc/sysinfo.c#L778-791
     The returned values are supposed to match both "free" and "vmstat -s"
diff --git a/psutil/_pssunos.py b/psutil/_pssunos.py
index dddbece1f3..20987ecc81 100644
--- a/psutil/_pssunos.py
+++ b/psutil/_pssunos.py
@@ -730,7 +730,7 @@ def toaddr(start, end):
                         # readlink() even if it exists (ls shows it).
                         # If that's the case we just return the
                         # unresolved link path.
-                        # This seems an incosistency with /proc similar
+                        # This seems an inconsistency with /proc similar
                         # to: http://goo.gl/55XgO
                         name = '%s/%s/path/%s' % (procfs_path, self.pid, name)
                         hit_enoent = True
diff --git a/psutil/arch/osx/sensors.c b/psutil/arch/osx/sensors.c
index 28ee5f0b24..53626c2dc4 100644
--- a/psutil/arch/osx/sensors.c
+++ b/psutil/arch/osx/sensors.c
@@ -60,7 +60,7 @@ psutil_sensors_battery(PyObject *self, PyObject *args) {
         power_sources_information, CFSTR(kIOPSCurrentCapacityKey));
     if (!CFNumberGetValue(capacity_ref, kCFNumberSInt32Type, &capacity)) {
         PyErr_SetString(PyExc_RuntimeError,
-            "No battery capacity infomration in power sources info");
+            "No battery capacity information in power sources info");
         goto error;
     }
 
diff --git a/psutil/arch/solaris/environ.c b/psutil/arch/solaris/environ.c
index 4b4e041a45..a2c7938556 100644
--- a/psutil/arch/solaris/environ.c
+++ b/psutil/arch/solaris/environ.c
@@ -240,7 +240,7 @@ ptr_size_by_psinfo(psinfo_t info) {
 
 /*
  * Count amount of pointers in a block which ends with NULL.
- * @param fd a discriptor of /proc/PID/as special file.
+ * @param fd a descriptor of /proc/PID/as special file.
  * @param offt an offset of block of pointers at the file.
  * @param ptr_size a pointer size (allowed values: {4, 8}).
  * @return amount of non-NULL pointers or -1 in case of error.
diff --git a/psutil/tests/test_system.py b/psutil/tests/test_system.py
index d517b7405c..c1b88f5951 100755
--- a/psutil/tests/test_system.py
+++ b/psutil/tests/test_system.py
@@ -88,7 +88,7 @@ def test_process_iter(self):
             with self.assertRaises(psutil.AccessDenied):
                 list(psutil.process_iter())
 
-    def test_prcess_iter_w_attrs(self):
+    def test_process_iter_w_attrs(self):
         for p in psutil.process_iter(attrs=['pid']):
             self.assertEqual(list(p.info.keys()), ['pid'])
         with self.assertRaises(ValueError):