Rhymes with 'flask'
Scots Language Rhymes
dask
        (Scots for n. a pew)
Scottish-English Rhymes
ask
                bask
                basque
                cask
                flask
                mask
                task
                damask
                unmask
                multitask
Imperfect Rhymes for 'flask'
Consonant-shift to /asks/
10 near rhymes such as basks, flasks, unmasks