vaḍḍhamānaka

adjective growing, increasing, getting bigger; only in phrase vaḍḍhamānaka-cchāyāya (loc.) with growing shade, as the shadows lengthened, when evening drew near Dhp-a.i.96 Dhp-a.i.416; Dhp-a.ii.79; Mhvs.19, Mhvs.40.

ppr. of vaḍḍheti + ka