The phrase "Bunny Hugs" is often associated with a warm embrace or a cozy hug. However, the antonyms of "Bunny Hugs" would be words like "cold", "unwelcoming", "unfriendly", and "distant". These words depict a lack of warmth and affection that one associates with a hug. "Bunny Hugs" also signify a sense of vulnerability and innocence, so antonyms like "guarded" and "defensive" also come to mind. In summary, if bunny hugs express love, affection and warmth, then their opposite- hard, cold, and distant communication.