五つ子: quintuplets

child born to a mother soon after a previous child

raw egg

(linguistics) a word, term / a proverb

language of, -ese, -ish

word / language / term

Japanese pseudo-anglicisms: Japanese coinages using English roots, not in use in anglophone countries nor by English native speakers, but only by speakers of Japanese

和製英語: a Japanese pseudo-anglicism, a Japanese coinage based on English roots

compatibility

和製漢語: Japanese-made Chinese words, wasei-kango