Word Study
solely
CIDE DICTIONARY
solely, adv.
Singly; alone; only; without another; as, to rest a cause solely one argument; to rely solelyn one's own strength. [1913 Webster]
THESAURUS
solely
alone, barely, but, entirely, exclusively, integrally, irreducibly, just, merely, only, plainly, purely, simply, simply and solely, singly, totally, unanalyzably, undividedly, whollyFor further exploring for "solely" in Webster Dictionary Online