Synonyms that are in the dictionary are marked in green. Synonyms that are not in the dictionary are marked in red.
Antonyms that are in the dictionary are marked in green. Antonyms that are not in the dictionary are marked in red.
Both characters use polearms as a weapon type, and their personalities seem to match as well.
Source: https://gamerant.com/honkai-star-rail-all-returning-characters-from-hoyoverse-games-honkai-genshin/
However, they can still take advantage of a few 4-star polearms whenever a proper 5-star is lacking in the player’s inventory.
Source: https://screenrant.com/genshin-impact-best-4-star-polearms-weapons/