breast, chest

to suck (to use the mouth to pull in (liquid etc.))

to soak up

youngest sibling

to spit (to evacuate (saliva or another substance) from the mouth)

to bite / to ache (be in pain) / to come up to (expectations, etc), agree; equal; correspond / to be tight with (rust, etc) / to cut (hair)

yard (unit of measurement)

guts, intestines

to breathe

to see