Antonyms for the phrase "put a whammy on" include "bless," "encourage," "inspire," and "support." These words convey positive feelings, upliftment, and motivation rather than casting a negative spell or jinxing someone. Instead of putting a whammy on someone, we can choose to bless them with good wishes, encourage them to achieve their goals, inspire them to be their best selves, and support them in their endeavors. Antonyms for the phrase can be used to convey a positive outlook and promote kindness and encouragement towards others.