ath'los, a contest—athlete, athletic.

at'mos, vapor, smoke—atmosphere, atmospheric.

au'los, a pipe—hydraulic.

bal'samon, balsam—balm, embalm.

ba'ros, weight—barometer, barytes.

ba'sis, the bottom—base, baseless, basement, basis.

bib'lion, a book—bible, biblical.

bi'os, life—biography, biology.

bo'tane, a plant—botanic, botanical, botanist, botany.

bron'chos, the throat—bronchial, bronchitis.