それ以来[soreirai] since then
出来るようになる[dekiruyouninaru] (something) has become possible
やって来る[yattekuru] to come along
ぴんと来る[pintokuru] to get (a joke or explanation)
以来[irai] since

遠来[enrai] foreign or distant visitor
往来[ourai] coming and going
家来[kerai] retainer
外来[gairai] external origin
外来患者[gairaikanja] outpatients

謁する[essuru] to have an audience with
謁見[ekken] audience (with someone)
内謁[naietsu] private audience
拝謁[haietsu] having an audience with someone of very high social standing (e.g. the emperor)

請謁[seietsu] beseeching
謁を賜わる[etsuwotamawaru] to be granted an audience
謁す[essu] to have an audience with
来謁[raietsu] visiting and meeting somebody (of higher status)