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Sentence

彼かれは長なが年ねんかけてその理り論ろんを練ねり上あげた。

Span Details

長なが年ねん

many years; a long time

noun, adverb

spend; expend; use up

-> かけるichidan verb, suffix

connective te-form

pre-noun adjective, interjection

理り論ろん

練ねり上あげ

knead thoroughly; work into a smooth mass; polish; refine; elaborate

-> 練り上げるichidan verb

past tense or completed action