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
yugioh_5d's (337) yu-gi-oh!_5d's (5160) Same series.
yuu-gi-ou_5d's (666) yu-gi-oh!_5d's (5160) Same series.
artist_name (445561) signature (483733) effectual same thing, less wordy.
kochiya_sanae (24339) sanae_kochiya (5926) same touhou character
jollyjack (669) jolly_jack (359) same artist
shinra_bansho (2) shinrabanshou (3294) same series
shinrabansho (48) shinrabanshou (3294) same series
asmodeus_(shinrabansho) (3) asmodeus_(shinrabanshou) (164) same character
astaroth_(shinrabansho) (0) astaroth_(shinrabanshou) (881) same character
beelzebub_(shinrabansho) (0) beelzebub_(shinrabanshou) (16) same character
xianghua (18) chai_xianghua (429) same character
large_butt (36052) huge_ass (533732) Same.
shingeki_no_kyojin (22738) attack_on_titan (17972) The American name is far easier to remember and spell.
dark_nek0gami (474) darknek0gami (209) Same artist.
nadia_ra_alwar (1) nadia_la_arwall (1403) http://myanimelist.net/character.php?id=7547
onsen (26003) hot_springs (413) JP -> EN
mikan_(pokemon) (151) jasmine_(pokemon) (1422) Same character. English name preferred.
wataru_(pokemon) (60) lance_(pokemon) (916) Same character. English name preferred.
shirona_(pokemon) (530) cynthia_(pokemon) (16231) Same character. English name preferred.
natsume_(pokemon) (190) sabrina_(pokemon) (2953) Same character. English name preferred.
haruka_(pokemon) (1536) may_(pokemon) (17046) Same character. English name preferred.
musashi_(pokemon) (1098) jessie_(pokemon) (7311) Same character. English name preferred.
makomo_(pokemon) (47) fennel_(pokemon) (293) Same character. English name preferred.
bel_(pokemon) (349) bianca_(pokemon) (2380) Same character. English name preferred.
araragi_(pokemon) (66) aurea_juniper (688) Same character. English name preferred.
azusa_(pokemon) (111) brigette_(pokemon) (127) Same character. English name preferred.
fuuro_(pokemon) (588) skyla_(pokemon) (5332) Same character. English name preferred.
video_game (15940) video_games (480003) same
fire_emblem:_kakusei (863) fire_emblem:_awakening (2) Same game. English title preferred.
nozomi_(pokemon) (69) zoey_(pokemon) (80) Same character. English name preferred.
kajika_rin (1) rin_kajika (0) same person
legend_of_queen_queen_opala (0) legend_of_queen_opala (4632) must have been an accident, but now many pictures are tagged with that wrong tag
legend_of_queen_queen_queen_opala (0) legend_of_queen_opala (4632) just ridiculously wrong tag
massive_breasts (89997) gigantic_breasts (123601) Same thing.
closed_eyes (853963) closed_eyes (853963) same thing
dark_skinned_male (2213) dark-skinned_male (371091) same
dark_skinned_female (2862) dark-skinned_female (387450) same
light_skinned_female (4741) light-skinned_female (588959) same
light_skinned_male (1284) light-skinned_male (205696) same
tf2 (1298) team_fortess_2 (0) The full title is used more.
sfm (22749) source_filmmaker (115715) The full title is used more.
plump_labia (25073) fat_mons (12322) "Fat Mons" is more common.
x_ray (4) xray (127) Same meaning
princess_cadance_(mlp) (8122) princess_cadence_(mlp) (3) "Cadance" is a typo
hands_free (26) hands-free (47754) same search
handsfree (19) hands-free (47754) same search
three_way (20) threesome (171951) same search
spit_roast (0) spitroast (39519) same thing
joel_jurion (108) jjfrenchie (357) same artist
rule_63 (101378) rule_63 (101378) Same tag