Other words could be pleaded, implored, or entreated.
Words with the same meaning are synonyms. Words with opposite meanings are antonyms. Homonyms are words that are spelled the same but have different meanings. Homophones are words that sound alike, but have different meanings. synonyms
Pun words
Homographs
they are homophones
homograph
A synonym.
Homophones
about heteronyms
You might mean homonyms. Homonyms are different words that sound the same but have different meaning. Examples are: two and too, bite and bight, ball and bawl.
A metaphor is the meaning of a phrase which is described in different words, but has the same concept.
The core or foundation of a words meaning is the root. Root words can be paired with many different prefixes or suffixes and still maintain the same meaning.
Words such as "minute" that are spelled the same but have different meanings and pronunciations are called homographs.