bore has 12 distinct synonyms spread across 6 of its 6 senses. Each sense below keeps its own list, because a synonym belongs to a meaning and not to a word: swapping one sense's substitute into another sense's sentence is how a thesaurus makes writing worse. Its one recorded opposite is interest.
Counts are distinct word forms across every sense. A synonym that appears under three senses is counted once here and shown three times below, under each sense it belongs to.
a high wave (often dangerous) caused by tidal flow (as by colliding tidal currents or in a narrow estuary)
a hole or passage made by a drill; usually made for exploratory purposes
Synonyms, antonyms and the broader and narrower relations for bore come from Princeton University’s WordNet. Full sources and licences.