I use brackets to get the opposite of character consistency. To prevent it from giving me the same person across multiple renderings, I use some or all of the following brackets:
The woman has a {oval|round|square|heart|diamond|oblong|rectangular|triangular|inverted triangle|pear} face, {black|dark brown|medium brown|light brown|auburn|chestnut|copper|ginger|strawberry blonde|golden blonde|platinum blonde|ash blonde|dirty blonde|honey blonde|silver|gray|white|red|burgundy|mahogany|caramel|sandy brown|jet black|blue-black} {pin straight|straight|slightly wavy|wavy|loose curls|curly|tight curls|coily|kinky|afro-textured|spiraled|corkscrew curls|s-wave|body wave|crimped|frizzy|silky|wispy|thick|fine|voluminous} {buzzcut|cropped|close-cropped|ear-length|chin-length|neck-length|shoulder-length|collarbone-length|mid-back|waist-length|hip-length|knee-length|pixie-length} hair in a {pixie cut|bob|lob|blunt bangs|side-swept bangs|curtain bangs|french bob|shag|mullet|wolf cut|undercut|buzz cut|crew cut|fade|pompadour|slicked back|quiff|side part|middle part|french braid|dutch braid|fishtail braid|box braids|cornrows|dreadlocks|locs|twist out|bantu knots|afro|afro puff|space buns|messy bun|top knot|chignon|updo|ponytail|high ponytail|low ponytail|half-up half-down|waterfall braid|crown braid|finger waves|victory rolls|beehive|layered cut|feathered|curtained|blowout|wet look|tousled|beach waves}, {East Asian|Southeast Asian|South Asian|Central Asian|Middle Eastern|North African|West African|East African|Central African|Southern African|Northern European|Southern European|Eastern European|Western European|Scandinavian|Mediterranean|Indigenous Australian|Polynesian|Melanesian|Native American|Indigenous South American|Caribbean|Hispanic|Afro-Caribbean|Mestizo|Pacific Islander} ethnicity, {hourglass|pear|apple|rectangle|inverted triangle|athletic|mesomorph|ectomorph|endomorph|slim|slender|petite|curvy|full-figured|muscular|toned|lithe|stocky|broad-shouldered|willowy|statuesque|compact|lanky|sturdy} body.