status conservative lower-middle-class materialistic upper-middle-class position bourgeois

paradigm violin family syntactic category assemblage collection family substitution class woodwind family denomination category brass family conjugation declension stamp histocompatibility complex accumulation aggregation sex grammatical category superphylum

assemblage form discussion section section master class gathering grade course

bourgeoisie lower class agriculture stratum estate of the realm underworld demimonde trade the three estates immigrant class brotherhood commonality craft middle class domain ninja firing line people socio-economic class commons society working class class structure woman womanhood sodality upper class proletariat world booboisie old school upper crust caste yeomanry center peasantry underclass commonalty estate labor fair sex market labour fraternity age class social class

elective course adult education lecture refresher course session pedagogy workshop correspondence course instruction educational activity teaching orientation directed study class period course of lectures home study shop lesson propaedeutics refresher course extension course orientation course recitation industrial arts course elective seminar shop class required course coursework course of instruction education lecturing propaedeutic course of study childbirth-preparation class didactics art class

conference league division

pouch get off send out send

express registered mail letter first class 1st-class mail special delivery express mail message airmail parcel post 1st class missive air mail third class third-class mail surface mail registered post bulk mail first-class mail

airpost post snail mail airmail postal service communication rural free delivery mail service communicating RFD

ordinal first