abandonar - to abandon, leave behind, desert; to quit, give up

abordar - to board, get on [plane, bus, etc.]; to approach, accost [a person]

abortar - to abort, cause to miscarry; to have a miscarriage

abrazar - to hug, embrace

aburrir - to bore; to tire, weary

aburrirse - to get bored, become bored, be bored

abusar - to go too far, take advantage

acabar - to finish, end

acampar - to camp, encamp, go camping