keen, acute, poignant

keenness, acuity, poignancy

failure, miscarriage / mistake, fault, error

fail / make a mistake

recognition, awareness / understanding / (computing) recognition

to recognize something, to be aware of something / to understand something / (computing) to recognize something

oneself / first-person pronoun: I, me (often shows the speaker's lower position in a hierarchy than the addressee) / (Kansai) you

to hold, to carry something / to have, to possess / to hold up, to maintain

holding, possession / wear, durability

continuative of 持つ