9-Letter Words Containing: H,Y,E,N,A

• a colorless fuming corrosive liquid; a powerful reducing agent; used chiefly in rocket fuels

• repeated too often; overfamiliar through overuse

• divide or connect with a hyphen

• an English coin worth half a penny

• a visible (but not necessarily material) manifestation of a deity to a human person

• machines or machine systems collectively

• a system of means and activities whereby a social institution functions