part of speech: adjective
Sentence from (Felix p ?): ???
Sentence from Merriam-Webster: I have an abiding interest in animal welfare—it's not just a phase I'm going through.
Definition : continuing for a long time : ENDURING
Synonyms: ageless, continuing, dateless, enduring, eternal, everlasting, immortal, imperishable, lasting, ongoing, perennial, perpetual, timeless, undying
Near Antonyms: antiquated, archaic, dated, obsolete, outdated, outmoded, out-of-date, outworn, passé
Other words from abiding: abidingly adverb
My own sentence: The orpit the earth takes around the sun will be abiding even when I'm dead.
My sketch:First known use: 15th century
History and Etymology: Middle English abydynge, from present participle of abiden "to ABIDE"