easily mixed up (e.g. similar words), easily mistaken, confusing, misleading, equivocal, ambiguous
紛れ込む【まぎれこむ】
to disappear into, to slip into, to be lost in, to be mixed up with
紛れる【まぎれる】
to disappear into, to be lost in, to slip into, to get mixed in among, to do something under the cover of (confusion, etc.), to be almost indistinguishable, to be confusingly similar, to be diverted from (negative emotions, etc.), to forget about, to be distracted by, to be too absorbed in