Word familynounplumbateplumberplumberyplumbingplumbismplumbisolvencyplumbiteplumbumplumb lineplumbadjectiveplumbeousplumbicplumbiferousplumbisolventplumblessplumbous
1plumb the depths (of despair/misery/bad taste etc)VERYto feel an unpleasantemotion in a very extreme way, or to behave in a way that is extremely unpleasant or morally bad 陷入(绝望/痛苦等的)深渊;(品位等)低级至极
When his wife left him, Matt plumbed the very depths of despair.
妻子离他而去,马特陷入了绝望的深渊。
That night they plumbed the depths of treachery and horror, and murdered the king as he slept.