八ヶ月: 8 months

葉っぱ: leaf / 発破: explosive blast (intentional)

白血球: a white blood cell; a leukocyte

孵卵器: incubator

場札: (cards) the discard pile in various kinds of card games; (cards) cards on the board (during a card game)

(programming) bar (metasyntactic variable)

a female given name / a unisex given name

(archaic) Short for と言う (to iu):

(non-productive) verb-forming suffix attached to nouns (generally for native Japanese words)

花札: Japanese playing cards, flower cards