not crystallized

without definite shape, character

(of talk, behaviour, work etc) causing a person to lose interest and feel tired

uninteresting

ordinary or usual

usual, everyday

dull; uninteresting

dull, colorless

without taste or flavour, without interest, spirit

dull, uninteresting

not very good

average, commonplace

(of a person, thing) having no definite or outstanding feature (and so not a good example)

undistinguished, commonplace

not valid

ineffectual, valueless

not arranged in a particular order; (of information) not officially secret

undistinguished, commonplace

not distinguished

ordinary

of ordinary ability, standard

ordinary

not impressive

ordinary