triatic /trī-atˈik/ or triatic stay /stā/ (nautical)

1. A rope joining adjacent mastheads to which tackle is attached
2. Each of a pair of stays joining the tops of direction-finding masts diagonally and supporting from their points of intersection a vertical aerial

• insurrections
• insusceptibility
• insusceptible
• insusceptibly
• insusceptive
• insusceptively
• inswathe
• inswing
• inswinger
• inswingers
• inswings
• in sympathy
• in sympathy with
• in sync
• in synch
• int.
• Int.
• intact
• intactness
• intactnesses
• intagliated
• intaglio
• intaglioed
• intaglioing
• intaglios