Sentence:  It was not even in writing Latin epigrams , <WSD>sometimes</WSD> bawdy ones , or in translating Lucian from Greek into Latin or in defending the study of Greek against the attack of conservative academics , or in attacking the conservative theologians who opposed Erasmus 's philological study of the New Testament . 
Meaning of the word marked with <WSD> tags:  on certain occasions or in certain cases but not always; at other times for six months"