2 syllables:
asa, basa, blasa, bossa, brossa, casa, chasa, corsa, cossa, cos a, cross a, dasa, dcwasa, fossa, frasa, glossa, guasa, hosah, hwasa, jossa, lahsa, lassa, lhasa, lhassa, lossa, masa, mossa, nossa, ossa, ossi-, phasa, possa, pyaasa, rassa, stasa, tassa, toss a, vaasa, vyasa, wassa, yassa

3 syllables:
acasa, across a, adasa, adassa, aglossa, aiasa, akasa, alcasa, anasa, atossa, bahasa, balasa, bokassa, bonasa, bourassa, cabasa, cahasa, canasa, casassa, colossae, diasa, durvasa, enasa, felasa, fracassa, gostosa, gran casa, icasa, idasa, jingasa, kailasa, kielbasa, kinshasa, kolasa, lanasa, lavasa, lughnasa, madrassa, madrassah, manasa, manassa, manasseh, matassa, mikasa, mombasa, monstrosa, msasa, mufasa, nitroso-, omasa, oquassa, owasa, pagasa, palasa, picasa, quepasa, rabhasa, rakshasa, rzasa, sacasa, silvassa, souss-massa, surasa, tarrasa, terrassa, thalassa, tipasa, tomasa, tsubasa, viasa, vinyasa, vipasa

4 syllables:
attahasa, barbarossa, buddhadasa, conviasa, curiosa, docoglossa, ekstraklasa, gymnoglossa, hiromasa, homosassa, itihasa, kalidasa, muramasa, navarasa, nyctanassa, panthalassa, paraglossa, premadasa, ptenoglossa, rhachiglossa, rhiptoglossa, sannyasa, sijilmasa, tachyglossa, toxoglossa, valldemossa, zitkala-sa

5 syllables:
brahmarakshasa, congo-kinshasa, isonitroso-, joe bonamassa, manasollasa, mudrarakshasa, rhipidoglossa, taenioglossa, tai tuivasa

2 syllables:
lava, gaza, kopje, sava, guava, plaza, pasha, java, kasha, dhava, yahveh

3 syllables:
chalaza, hidatsa, postcava, cassava, coffea, vaishnava, precava, baklava, giraffa, calvatia, it was a, lomatia, marattia, toll plaza, true guava

4 syllables:
maharaja, vena cava, hiawatha, balaclava, chaetognatha, jagannatha, kavakava

5 syllables:
hagiographa, menorrhagia, armoracia, brazilian guava, pineapple guava, strawberry guava

7 syllables:
purple strawberry guava

8 syllables:
inferior vena cava, superior vena cava