touchstone
3 synonyms for touchstone, grouped by meaning and by how common each one is.
Noun — A dark stone once used to test the purity of gold or silver by rubbing the metal on it and examining the streak left behind.
Synonyms
Everyday swaps
Common words most readers know — safe in any writing.
Less common
Still standard English, but they carry more weight.
How to use touchstone
The word patterns that sound natural to a native speaker.
Etymology
A compound of touch and stone, from the literal stone used to test metals.
Full origin of touchstone →