"Melody" can refer to a number of characters and artists. Check the current list of melody* tags to see if there is a more specific one that fits what you are trying to tag.

Some of the more popular tags from the list include...

Characters:

• melody_(mellybyte)
• melody_(aseethe)
• melody_prower
• melody_(sakuradlyall)
• melody_(sobakistan)
• melody_(lolodepuzlo)
• melody_(zhanbow)
• melody_pianissima
• melody_takano
• melody_(btt)
• melody_(gabe)
• melody_(nekinu_the_outsider)
• melody_(drokmars)
• melody_(fuzzled)
• melody_(powfooo)
• melody_smile
• melody_(tabuley)
• melody_phantasma
• melody_breeze
• melody_wolf_type1
• melody_(bunnybits)
• Melody_Vixe: blue raptor that was owned by Shiarah, but sold to Spartanben. ref sheet . spartanben's Melody folder

Artists:

• melody_rose1991 (probably the same as melody_rose, investigation pending 2022-12)
• melody_rose (probably the same as melody_rose1991, investigation pending 2022-12)

...but check the complete list if the one you want isn't listed here.