periphrastically (adverb) indirectly: obliquely
Sinonime: bay, bowl, concavity,
depression, dip, ewer, gulf,
hole,
hollow, lagoon, pan,
pool, pot, sag,
sink, sinkage, sinkhole, tub,
valley, vessel, washbasin, washbowl, watershed
Antonime: directly,
immediately,
primarily