break in (v.)

• acclimate
• acclimatize
• accommodate
• accustom
• adapt
• adjust
• admit
• apprentice
• breach
• break
• breed
• bust
• condition
• confirm
• crash
• cultivate
• develop
• discipline
• domesticate
• domesticize
• drill
• encroach
• enter
• entrench
• establish
• exercise
• familiarize
• fit
• fix
• form
• foster
• gentle
• groom
• habituate
• harden
• house-train
• housebreak
• impinge
• impose
• improve
• infiltrate
• infringe
• insert
• insinuate
• interfere
• interlope
• interpose
• interrupt
• intervene
• intrude
• inure
• invade
• irrupt
• naturalize
• nurse
• nurture
• obtrude
• orient
• orientate
• practice
• prepare
• raise
• ready
• rear
• rehearse
• rupture
• season
• tame
• train
• trench
• trespass
• visit