to thrum on a table

Today, sign languages are the means of communication and interaction in Deaf communities around the world and have been shown to contain all the linguistic complexities and potentials of spoken languages (Stokoe, 1960/2005).

The bulbs contain a mucilaginous carbohydrate called glucomannan, which the orchids use to retain water during dry periods.

In superior circles, however, introduction becomes more elaborate, more flattering, more unctuous.