8-Letter Words Containing: H,E,L,O

• a small dugout with a pit for individual shelter against enemy fire

• a cloth covering for a service cap with a flap extending over the back of the neck to protect the neck from direct rays of the sun

• Any of a class of unsaturated heterocyclic compounds containing a ring of three carbon atoms, a sulphur and an nitrogen atom; especially the simplest one, C3H3SN

• Any of various flies from the family Syrphidae that hover in the air and feed on the nectar of flowers.