entrench
4 synonyms for entrench, grouped by meaning and by how common each one is.
Verb — To dig a deep, narrow channel into the ground.
Synonyms
Less common
Still standard English, but they carry more weight.
Rare, literary or technical
Precise, but they will stand out — check the sense before using one.
Etymology
Formed from en- and trench, first recorded in the 1550s.
Full origin of entrench →