What are the opposite words for speck?

Antonyms for the word "speck" are numerous and varied, considering the diversity of possible contexts in which the term may appear. Here are a few examples: instead of a "speck" of dust, we may refer to a "heap," "pile," or "mound" of debris; rather than a "speck" of ink on paper, one might speak of a "streak," "blot," or "smudge"; and in relation to human beings, one could substitute "crowd," "multitude," or "mass" for "speck" to emphasize the large size of a group or assembly. Overall, antonyms for "speck" often denote a greater quantity or degree of something, rather than a mere trace or hint.

Antonym of the day

split down the middle
combine, join.