I think it might be waste / waist
A homonym for knows is nose. Another homonym is noes. The nose is a body part, noes is the plural of no and knows is the conjugation of the verb, to know. Knows and nose have the same pronunciation, but different spelling.
a homonym for muscle the muscle in our body.
The homonym of "feet" is "feat". "Feet" refers to the plural of foot (body part), while "feat" refers to a remarkable achievement or accomplishment.
The homonym for "quietness" is "piece".
TAIL = TALE ( as in a 'tall tale' or story )
Homonyms have the same spelling different meaning. Chest is a homonym that can mean either the part of the body, or a box for keepsakes.
The homonym for "useless" is "yous less," which sounds the same but has a different spelling and meaning. The homonym for "blood vessel" is "flood vessel," which also sounds the same but has a different spelling and refers to a vessel that carries fluids other than blood. Homonyms are words that sound the same but have different meanings and spellings.
Not every word has a homophone and homophones cannot be 'made up'. Quietness and part don't have a homophone.
root as in the part of a plant that is underground
Actually "their" is a homophone for "there". Homonyms must have the same spelling and pronunciation but different meanings. An example is palm - part of you hand or a tree.There is no homonym for there.
Hmm... speakers with British accents may say flaw and floor closely enough to be considered homonyms.
The homonym for "lock a dock" is "loch ado." This refers to a Scottish term for a body of water similar to a lake.