Verbs for Tugboat

—hauls; —plies; —puffs; —s retire; —scurries; — snorts; —steams; —strains; —struggles; —s surround; employ—; guide—; pilot—; ram—; recruit—; —batters; —bestirs; —chugs (colloq.;—draws; —exerts; —s flock about; —tows.