zany
comic; crazy; N: clown; comical person (given to outlandish behavior)
zeal
eager enthusiasm (to a cause or ideal); ADJ. zealous
zealot
one who is zealous; fanatic; person who shows excessive zeal
zenith
point directly overhead in the sky; summit; acme; highest point
zephyr
gentle breeze; west wind
zest
outer skin of an orange used for giving a special taste to food; spice; interest; flavor; spirited enjoyment; Ex. add a certain zest to the affair; Ex. zest for life