Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb entrench

3 senses of entrench

Sense 1
entrench, intrench -- (fix firmly or securely)
       => fasten, fix, secure -- (cause to be firmly attached; "fasten the lock onto the door"; "she fixed her gaze on the man")

Sense 2
impinge, encroach, entrench, trench -- (impinge or infringe upon; "This impinges on my rights as an individual"; "This matter entrenches on other domains")
       => trespass, take advantage -- (make excessive use of; "You are taking advantage of my good will!"; "She is trespassing upon my privacy")

Sense 3
entrench, dig in -- (occupy a trench or secured area; "The troops dug in for the night")