• In tandem
• In tatters
• In tears
• In terms of
• In the absence of (something)
• In the afterglow of (something)
• In the aftermath of (something)
• In the afternoon
• In the annals of history
• In the auriga region
• In the backblocks
• In the background
• In the backwash
• In the ballpark
• In the bay
• In the beginning
• In the blind
• In the blink of an eye
• In the bloom of maidhood
• In the buff