From The Collaborative International Dictionary of English v.0.48: Spire \Spire\, v. i. [imp. & p. p. Spired; p. pr. & vb. n. Spiring.] To shoot forth, or up in, or as if in, a spire. --Emerson. [1913 Webster] It is not so apt to spire up as the other sorts, being more inclined to branch into arms. --Mortimer. [1913 Webster]
Spire \Spire\, v. i. [imp. & p. p. Spired; p. pr. & vb. n. Spiring.] To shoot forth, or up in, or as if in, a spire. --Emerson. [1913 Webster]
It is not so apt to spire up as the other sorts, being more inclined to branch into arms. --Mortimer. [1913 Webster]
From The Collaborative International Dictionary of English v.0.48: Spiring \Spir"ing\, a. Shooting up in a spire or spires. "The spiring grass." --Dryton. [1913 Webster]
Spiring \Spir"ing\, a. Shooting up in a spire or spires. "The spiring grass." --Dryton. [1913 Webster]