WordNet sense 1 (the syllable naming the fifth (dominant) note of any musical scale in solmization):

sol, soh, sol

WordNet sense 2 (in the way indicated):

thus, thusly

WordNet sense 3 (subsequently or soon afterward (often used as sentence connectors)):

then, and so, and then

WordNet sense 4 (in truth (often tends to intensify)):

indeed