a razor clam, more specifically Gould's razor shell: Solen strictus.

town, urban area

obstructing someone or something; obstruction, interference

obstruct, disturb, stand in the way

the interval when one is alive; a lifetime / a specific period within one's life / a life

persecution

to persecute

harmfulness

harmful, nocuous

a Triton's trumpet, Charonia tritonis / a horn made from a Triton's trumpet shell / by metaphor from the shape of the shell, a way of tying a man's obi