A synonym is a word with a meaning similar to that of another word.
A "synonym" of a word is one that can have the same or a similar meaning.
This is an ambiguous question. It is not clear whether you are looking for words that have a similar sound, or a similar meaning to the word family. In terms of sound, familial sounds rather similar. In terms of meaning, clan, or relatives has a similar meaning.
Representative has a similar meaning to iconic.
similar in meaning to expedite.
A similar meaning to masticate is the word: chew.
Anterior means the same as ventral in humans.
different word similar to ambigious
'Cube' is a similar word,but with a totally different meaning
The medical term for pertaining to the underside is "ventral."
Synonym
A similar meaning of the word avoid is to stay away from or hide from.