'Word' - (form of speech)

Meaning
Usage

'Kudos - (noun) 

praise for an achievement
Example: After the performance, the reviewers gave the opera singer kudos for a job well done.

'Knell' - (noun) 

the solemn sound of a bell, often indicating a death
Example: Echoing throughout our village, the funeral knell made the stormy day even grimmer.

Kind - (adjective)
 caring, helpful, or gentle
 Example: She is always kind to her classmates and helps them with their work.

'Knowledge' - (noun)
 information, understanding, or learning
 Example: Reading books increases your knowledge about the world.

'Keen' - (adjective)
 eager, enthusiastic, or sharp
 Example: He is keen to participate in the debate competition.

'Keep' - (verb)
 to hold, retain, or maintain
 Example: Always keep your promises to build trust.

'Knot'- (noun/verb)
 a tied loop; to tie tightly
 Example: She tied a knot in the rope to secure it.

'Kingdom' - (noun)

 a country or territory ruled by a king or queen

 Example: The ancient kingdom was known for its rich culture.

'Knock' - (verb)
 to hit a surface to attract attention
 Example: Please knock on the door before entering the room.

'Kindle' - (verb)
 to ignite or inspire
 Example: The teacher’s story kindled a love for reading in the students.

'Kernel' - (noun)
 the core, essential part
 Example: The kernel of his argument was that justice must be impartial.

'Keen-sighted' - (adjective)
 having sharp perception or insight
 Example: The keen-sighted lawyer noticed a flaw in the contract.

'Kudos' - (noun)

 praise, honor, or acclaim

Example: She received kudos for her outstanding performance in the debate.

'Kindred' - (adjective)
 similar in nature or character; related
Example: They shared kindred interests in literature and music.

'Knack' - (noun)
 a special skill or talent
Example: He has a knack for solving complex puzzles quickly.

'Kilter' - (noun)
 proper condition or balance
Example: After the repairs, the machine was finally back in kilter.