hidalgo/hiʹdalgoh/ noun (pl hidalgos)

• background
• background interference
• background music
• background noise
• background radiation
• backhand
• backhanded
• backhander
• backing
• backlash
• backlift
• backlist
• backlog
• backlot
• backmarker
• backmost
• back number
• back of beyond
• back off
• back out
• backpack
• back passage
• backpedal
• back projection
• back room