Definition of however :
1. At all events; at least; in any case.
2. In whetever manner, way, or degree.
3. Nevertheless; notwithstanding; yet; still; though; as, I shall not oppose your design; I can not, however, approve of it.
til now, up to now, and, all the same, tho, affirm, only, just, besides, save, unless, provided, stock-still, that, withal, nonetheless, so far, heretofore, still and all, be that as it may, merely, as yet, despite, barely, except, even, notwithstanding, thus far, how, in time, hitherto, until now, further, even so
however (part of speech: adverb)