halt (verb)
to stop
harbour (noun)
port for boats and ships
harbour (verb)
to keep hidden:
You may become bitter and resentful if you harbour a grudge.
hasty (adjective)
speedy, hurried
heroic (adjective)
courageous, very brave:
The rescue of the stranded climbers was a heroic act.
hoax (noun)
trick
hollow (adjective)
empty
humble (adjective)
modest, not a show-off:
Despite achieving the highest marks in his exams, James was humble when he received his school prize.
hygienic (adjective)
clean