The antonyms for the word "be seeming" are quite numerous and varied. Some antonyms which indicate contrast to seeming, include: actually, truly, certainly, frankly and honestly. Other antonyms indicating completely different states of affairs are: absent, imprecise, unclear, unfelt and unknown. In contrast with the concept of a surface appearance, antonyms like genuine, authentic, or original indicate the presence of a true and real quality. Another set of antonyms for seeming might include words or phrases like "pretended," "fictitious," "insincere," "feigned," or "artificial" which convey the idea that what appears to be true is in fact not what it seems to be.