diff --git a/src/lib/features.rs b/src/lib/features.rs
index 4389631..d5927fc 100644
--- a/src/lib/features.rs
+++ b/src/lib/features.rs
@@ -1,7 +1,5 @@
 // features ~ feature-gated modules (core/bundler file)
 
-// spell-checker:ignore (uucore/uutils) coreopts libc musl utmpx uucore uutils winapi
-
 #[cfg(feature = "encoding")]
 pub mod encoding;
 #[cfg(feature = "fs")]
diff --git a/src/lib/features/encoding.rs b/src/lib/features/encoding.rs
index 8544eb6..4bddd52 100644
--- a/src/lib/features/encoding.rs
+++ b/src/lib/features/encoding.rs
@@ -4,7 +4,8 @@
 //
 // For the full copyright and license information, please view the LICENSE
 // file that was distributed with this source code.
-//
+
+// spell-checker:ignore (strings) ABCDEFGHIJKLMNOPQRSTUVWXYZ
 
 extern crate data_encoding;
 extern crate failure;
diff --git a/src/lib/features/entries.rs b/src/lib/features/entries.rs
index a9bc8b2..a921af2 100644
--- a/src/lib/features/entries.rs
+++ b/src/lib/features/entries.rs
@@ -5,6 +5,8 @@
 // For the full copyright and license information, please view the LICENSE
 // file that was distributed with this source code.
 
+// spell-checker:ignore (vars) Passwd cstr fnam gecos ngroups
+
 //! Get password/group file entry
 //!
 //! # Examples:
diff --git a/src/lib/features/mode.rs b/src/lib/features/mode.rs
index 0b43fdb..7f102e7 100644
--- a/src/lib/features/mode.rs
+++ b/src/lib/features/mode.rs
@@ -4,7 +4,8 @@
 //
 // For the full copyright and license information, please view the LICENSE
 // file that was distributed with this source code.
-//
+
+// spell-checker:ignore (vars) fperm srwx
 
 pub fn parse_numeric(fperm: u32, mut mode: &str) -> Result<u32, String> {
     let (op, pos) = parse_op(mode, Some('='))?;
diff --git a/src/lib/features/parse_time.rs b/src/lib/features/parse_time.rs
index e479f62..8e82268 100644
--- a/src/lib/features/parse_time.rs
+++ b/src/lib/features/parse_time.rs
@@ -5,6 +5,8 @@
 // For the full copyright and license information, please view the LICENSE
 // file that was distributed with this source code.
 
+// spell-checker:ignore (vars) NANOS numstr
+
 use std::time::Duration;
 
 pub fn from_str(string: &str) -> Result<Duration, String> {
diff --git a/src/lib/features/process.rs b/src/lib/features/process.rs
index 96dde84..f3f9680 100644
--- a/src/lib/features/process.rs
+++ b/src/lib/features/process.rs
@@ -5,7 +5,9 @@
 //
 // For the full copyright and license information, please view the LICENSE file
 // that was distributed with this source code.
-//
+
+// spell-checker:ignore (vars) cvar exitstatus
+// spell-checker:ignore (sys/unix) WIFSIGNALED
 
 use libc::{c_int, gid_t, pid_t, uid_t};
 use std::fmt;
diff --git a/src/lib/features/signals.rs b/src/lib/features/signals.rs
index 2652520..294669e 100644
--- a/src/lib/features/signals.rs
+++ b/src/lib/features/signals.rs
@@ -5,6 +5,9 @@
 // For the full copyright and license information, please view the LICENSE file
 // that was distributed with this source code.
 
+// spell-checker:ignore (vars/api) fcntl setrlimit setitimer
+// spell-checker:ignore (vars/signals) ABRT ALRM CHLD SEGV SIGABRT SIGALRM SIGBUS SIGCHLD SIGCONT SIGEMT SIGFPE SIGHUP SIGILL SIGINFO SIGINT SIGIO SIGIOT SIGKILL SIGPIPE SIGPROF SIGQUIT SIGSEGV SIGSTOP SIGSYS SIGTERM SIGTRAP SIGTSTP SIGTTIN SIGTTOU SIGURG SIGUSR SIGVTALRM SIGWINCH SIGXCPU SIGXFSZ STKFLT TSTP TTIN TTOU VTALRM XCPU XFSZ
+
 pub static DEFAULT_SIGNAL: usize = 15;
 
 pub struct Signal<'a> {
diff --git a/src/lib/mods.rs b/src/lib/mods.rs
index 542db5c..0becc71 100644
--- a/src/lib/mods.rs
+++ b/src/lib/mods.rs
@@ -1,6 +1,4 @@
 // mods ~ cross-platforms modules (core/bundler file)
 
-// spell-checker:ignore (uucore/uutils) coreopts libc musl utmpx uucore uutils winapi
-
 pub mod coreopts;
 pub mod panic;
diff --git a/src/lib/mods/panic.rs b/src/lib/mods/panic.rs
index 2f8fb51..6947df2 100644
--- a/src/lib/mods/panic.rs
+++ b/src/lib/mods/panic.rs
@@ -1,5 +1,3 @@
-// spell-checker:ignore () SIGPIPE maint uutils
-
 use std::panic;
 
 //## SIGPIPE handling background/discussions ...
diff --git a/src/uucore_procs/src/lib.rs b/src/uucore_procs/src/lib.rs
index 5b7d99a..d867c7d 100644
--- a/src/uucore_procs/src/lib.rs
+++ b/src/uucore_procs/src/lib.rs
@@ -5,8 +5,6 @@
 
 extern crate proc_macro;
 
-// spell-checker:ignore () SIGPIPE maint uucore uumain uutils
-
 //## rust proc-macro background info
 //* ref: <https://dev.to/naufraghi/procedural-macro-in-rust-101-k3f> @@ <http://archive.is/Vbr5e>
 //* ref: [path construction from LitStr](https://oschwald.github.io/maxminddb-rust/syn/struct.LitStr.html) @@ <http://archive.is/8YDua>