daub with sticky substance, spread

lingual, linguistic

eloquence

to be clammy, or viscous, to stick, adhere

incomparable, unequalled, unmatched, unparalleled

to be accoutred, to be ready, to be adorned

eloquence

praise, glorification and supplication of Allah by speech

to keep silent

eloquence, freedom or glibness (of tongue)

mother of languages

family of languages

second task

verbal evidence

an expert linguist, a polyglot