1. Side by side and close together
   "the troops marched shoulder-to-shoulder"

See also: close

• unendingly
• unendowed
• unendurable
• unendurably
• unenergetic
• unenergetically
• unenforceable
• unenforced
• unengaged
• unenlightened
• unenlightening
• unenlightenment
• unenlivened
• unenterprising
• unenthusiastic
• unenthusiastically
• unentitled
• unenviable
• unequable
• unequal
• unequal to
• unequaled
• unequalised
• unequalized
• unequalled