regular, general, usual, normal
posterior is similar in meaning to what?
Poly has a similar meaning with multi-.
similar meaning
A similar meaning to masticate is the word: chew.
similar in meaning to expedite.
Representative has a similar meaning to iconic.
prompt, fast, speedy
similar meaning of pharasel verb economize
A "synonym" of a word is one that can have the same or a similar meaning.
A similar meaning of the word avoid is to stay away from or hide from.
The similar meaning to compel is to coerce or to force someone to do something against their will.
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.