You can suggest a new alias, but they must be approved by an administrator before they are activated.
An example of how to use this: (Neon_Genesis_Evangelion is the tag and Evangelion is the alias. Evangelion -> Neon_Genesis_Evangelion)


Alias To Reason
narukami_yuu (3413) yu_narukami (83) same name with slight translation quirk, japanese/western ordering
sigm@ (263) sigma99 (27) Same artist In Twitter and on Pixiv signed as "sigma99" https://twitter.com/SIGMA99 https://www.pixiv.net/en/users/95391
goten273 (0) eevee20 (0)
rnarccus (21) marccus (2) same artist
seta_souji (377) yu_narukami (83) same character, both semi-canon names in different media
hanamura_yousuke (2345) yosuke_hanamura (32) same name, japanese/western ordering
taisaijinn (2) fosamaguna (43) They are the same artist
legs_apart (79201) spread_legs (826459) same thing
gyaru (26887) gal (543) Gal is the actual spelling, the former is simply phonics used by uneducated westerners to try and spell it a different way. (Gal is derived from Girl)
mascotuwu (0) mascota (0) artist
ineffective_censorship (5200) pointless_censoring (21875) same idea
useless_censoring (314) pointless_censoring (21875) same idea
saki_(zelda) (46) saki_(tloz) (112) same character
squigly_(skullgirls) (924) squigly (2322) same character
huge_boobs (5860) huge_breasts (1509976) same thing
makihara_arina (217) arina_makihara (165) same character
ms._fortune_(skullgirls) (637) nadia_fortune (1993) same character
ms._fortune (4) nadia_fortune (1993) same character
takumi (147) takumi-exe (193) same artist
kyatto_ninden_teyandee (66) samurai_pizza_cats (1421) same series
feathered_tail (1005) tail_feathers (15966) same thing
yourmom (0) yomom (0) same thing lol
g-blue16 (61) scaitblue (181) same artist
chizu_(monster_musume_no_iru_nichijou) (28) chizu_(monster_musume) (16) Same character
kass_(tloz) (1248) kass_(zelda) (1583) same character
teba_(zelda) (113) teba_(tloz) (602) same character
gray_eyes (6624) grey_eyes (198638) same search/typo
lady_dimitrescu (18) alcina_dimitrescu (7720) same person
amy_rouge (0) amy_rose_(rouge_cosplay) (0) Refers to the same thing
roblox_avatar (6259) robloxian (15045)
sekijiro_kan (100) vlad_king (101) Same character, who more people would know by the hero name.
sakura_futaba (5504) futaba_sakura (21) Typo
tburger (4) toothreen (70) same artist
carwash (139) car_wash (666) Same thing
impregnation_of_dark_skinned_female (0) impregnation (58297) Unneeded, just use impregnation and dark_skinned_female
super_mario_bros. (17728) mario_(series) (116277) same series
kyle_s (0) kyleshun (38) same artist
asriel (194) asriel_dreemurr (9082) Full name, matches other characters tags
steeckykees (167) steecks (289) same artist
steecks (289) steeckykees (167) same artist
asdasd (2) asdasd (2) asdasd
greatb8 (102) greatm8 (1202) Same artist
zagreus_(hades) (456) zagreus (580) We don't need two tags for this character
toru (10) torusopko (15) Shorter name for this artist
footslong (9) $5footslong (22) footslong is the tag used on e621 because that booru doesn't allow special characters like $ to be used in tags (i manually change all instances of this on .xxx but for the next time that e621 bot reposts that art on there it will use the alias)
poppy_(lol) (775) poppy (4669) same character
asslutstevie (0) asslut44 (0) Why not
ore_halcon (0) harukon_(halcon) (96) Same artist.
stomach_punch (385) belly_punch (248) same thing
nikita_varb (161) xxnikichenxx (784) same person