scantily

Synonyms
1, 2. Scanty, meager, sparse refer to insufficiency or deficiency in quantity, number, etc. Scanty denotes smallness or insufficiency of quantity, number, supply, etc.: a scanty supply of food. Meager indicates that something is poor, stinted, or inadequate: meager fare; a meager income. Sparse applies particularly to that which grows thinly or is thinly strewn or sown, often over a wide area: sparse vegetation; a sparse population.

Antonyms
1, 2. plentiful, ample.