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
royalman2010 (3) spitfirearts (21) Same Artist!
pervymarioman (50) team_pervy (20) Same artist!
squigly (2322) squigly_(skullgirls) (924) Alot of the Squigly pics don't even have the skullgirls (game) tag itself, so this might help sort some things.
blurred_background (14962) blurry_background (123181) Same thing
shielder_(fate/grand_order) (1034) mash_kyrielight (18508) Same person
mashu_kyrielight (19) mash_kyrielight (18508) same person, different spelling
rift_apart_lombax (649) rivet_(ratchet_and_clank) (4291) official character name
starcraft_2 (188) starcraft (2363) Essentially the same in the context of rule34
spunow_ (866) spunow (7) artist rename
kara_zor-el (7216) karen_starr (4921) Same_person
bigdickted (0) nastyshitpng (1) Cause he thought it was funny
wooldsfm (0) wooldnsfw (33) same artist
sna1lb0p (7) snailbop (3) Same_artist
futanari_transformation (4251) futanari (679032) Both refer to the transformation into a futanari
zombie_land_saga (3494) zombieland_saga (652) Same franchise
farting_in_face (5355) farting_on_face (2241) Same thing (this is gross whatsoever)
sfmdh (341) sfm-dh (0) Tag standardization.
dreamhawk (436) sfm-dh (0) Same artist. Tag standardization.
frostbiteboi (952) chillguydraws (63)
darkhazard (4) sugarlesspaints (2288) Same artist
the_addams_family (2239) addams_family (360) Same_series
pvz (1202) plants_vs_zombies (5510) Same thing
official_mossy (34) mossy_(artist) (44) same
valrotica (1) valnoressa (473) same person/artist its an old alias of their's
artist-apprentice587 (281) azurajayfox (19) That's their twitter handle
karyl_(princess_connect!) (3953) kyaru_(princess_connect) (850) same character
cat_girl (82596) catgirl (54714) same thing
snuffy_(vtuber) (123) snuffy (886) same character
cucked_by_futa (4268) cuckolded_by_futa (0) Or vice versa. They have the same meaning.
mona_megistus (62) mona_(genshin_impact) (14810) Same character
meg_griffin (2438) megatron_griffin (26) full name as seen in family guy episode "a fist full of meg"
shelluloid (13) sassquatch (90) same artist
nagatoro_hayase (914) hayase_nagatoro (16648) different order
eris_boreas_greyrat (93) eris_greyrat (1984) full name
eufoniuz (598) eufoniuzz (30)
monster_booty (0) huge_ass (534228) Same body shape
futanari_pov (556) futa_pov (5441) Same thing.
head_pat (1565) headpat (12138) Same thing.
diamond_(houseki_no_kuni) (673) diamond_(land_of_the_lustrous) (195) same
houseki_no_kuni (5004) land_of_the_lustrous (552) same
toona_akiha (0) tohno_akiha (1548) same character
akiha_tohno (39) tohno_akiha (1548) same character
ankha_(animal_crossing) (8444) ankha (10659) same character
hissatsu_neko (10) hissatsuneko (81) Same artist
mikoto_misaka (9) misaka_mikoto (12568) different order
panties_around_legs (2433) panties_around_leg (17854)
danganronpa_(series) (43792) danganronpa (33783)
hiuna_hayami (26) mogiki_hayami (452) I believe it’s the same artist. And I think Mogiki Hayami is their current name. It might also be a different way of reading the kanji in their name, I’m not entirely sure about that though
yinminjii (0) bimboneko (148) same person, different alias
y'shtola_rhul (1102) y'shtola (1989) same character