(organic chemistry) naphthyridine

(organic chemistry) phthalazine

an allusive murder (murder arranged in a way that alludes to something else, such as an idea, a story, a fictitious scenario, etc.)

the middle of nowhere; a deserted place / inhuman characteristics / (fiction) character who is not human / (derogatory) foreign origin

connections (people with whom one is acquainted who can offer help and influence); contacts

a locked-room murder (murder in a room locked from the inside)

husband / good person

(politics, historical) the minister of the interior, one of the 令外の官 (ryōge no kan, “government offices not specified by administrative decree”)

(politics, historical) the minister of the right, a government position in the 太政官 (Daijō-kan, “Great Council of State”, the highest government office under the 律令 (Ritsuryō) system)

each person