Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun boarder

3 senses of boarder

Sense 1
lodger, boarder, roomer -- (a tenant in someone's house)
       => tenant, renter -- (someone who pays rent to use land or a building or a car that is owned by someone else; "the landlord can evict a tenant who doesn't pay the rent")

Sense 2
boarder -- (someone who forces their way aboard ship; "stand by to repel boarders")
       => intruder, interloper, trespasser -- (someone who intrudes on the privacy or property of another without permission)

Sense 3
boarder -- (a pupil who lives at school during term time)
       => schoolchild, school-age child, pupil -- (a young person attending school (up through senior high school))