The word "highreaching" describes something that is ambitious or striving towards lofty goals. Some antonyms for this word include "content," "satisfied," and "complacent." These words suggest a lack of drive or motivation towards growth and improvement. Other antonyms include "modest," "humble," and "unassuming," which imply a lack of pretension or arrogance. Finally, "low-achieving," "underachieving," and "mediocre" suggest a lack of success or progress towards goals. While these antonyms may have negative connotations, they show that not everyone has the same ambitions or goals in life and that achievement is relative to individual aspirations.