Words!

ID302,440
Wordstaircase       (Wiktionary)
Wprds Containing:aceirst
Words Found In:aaceirsst
Length9
Word Frequency Score6,596
Letter Frequency Score: s628
Letter Frequency Score: t910
Letter Frequency Score: a812
Letter Frequency Score: i731
Letter Frequency Score: r602
Letter Frequency Score: c271
Letter Frequency Score: a812
Letter Frequency Score: s628
Letter Frequency Score: e1,202
Unique Letters7
Frequency Rank for Word Length (Dictionary)27,597