intrude
in.trude \in-'tru:d\ vb [L intrudere to thrust in, fr. in- + trudere to thrust - mo]re at THREAT 1: to thrust oneself in without invitation, permission, or welcome 2: to enter as if by force 1: to thrust or force in or upon esp. without permission, welcome, or fitn ess 2: to cause to enter as if by force - in.trud.er n