low-life; sleazebag; boor; person of humble rank; humble person; peasant
sleazebag; asshole; shithead; lowlife
putting a deliberately bad interpretation (on a person's actions); petty-minded suspicion
birth; lineage; identity; background; provenance; origin
to be churlish; to be crude; to be boorish; to be vulgar; to conduct oneself in an unseemly manner
hindsight is 20-20 (even for a fool); an afterwit is everybody's wit