intrude

To put or force in inappropriately, especially without invitation, fitness, or permission.

To thrust (molten rock) into preexisting rock.

To come in rudely or inappropriately; enter as an improper or unwanted element.

To thrust in; bring in forcibly.

To thrust or bring in without necessity or right; bring forward unwarrantably or inappropriately: often used reflexively.

To push or crowd in; thrust into some unusual, improper, or abnormal place or position: as, intruded rocks or dikes in a geological formation.

To enter forcibly; invade.

To come or appear as if thrust in; enter without necessity or warrant; especially, to come in unbidden and unwelcomely: as, to intrude upon a private circle; to intrude where one is not wanted.

Synonyms Encroach upon, Infringe upon, etc. See trespass, v. i. Intrude, Obtrude. The essential difference between these words lies in the prepositions: intrude, to thrust one’s self into places, invading privacy or private rights; obtrude, to thrust one’s self out beyond modesty or the limits proper to ourselves, and offensively against the attention, etc., of others.

To thrust one’s self in; to come or go in without invitation, permission, or welcome; to encroach; to trespass