Words!

ID223,221
Wordpairmasts       (Wiktionary)
Wprds Containing:aimprst
Words Found In:aaimprsst
Length9
Word Frequency Score5,566
Letter Frequency Score: p182
Letter Frequency Score: a812
Letter Frequency Score: i731
Letter Frequency Score: r602
Letter Frequency Score: m261
Letter Frequency Score: a812
Letter Frequency Score: s628
Letter Frequency Score: t910
Letter Frequency Score: s628
Unique Letters7
Frequency Rank for Word Length (Dictionary)36,541