Hmm... may be like that:

For example, our nick is Gredo

Code:
on $*:text:/(^|\s)([gG][rR][eE][dD][oO])/iS:*: {
*some IFs*
noop $tip(hl_top,Highlight,$+([,$time,]) $+(<,$nick,>) $1-,7,$null,$null,$null,$null)
}
}


"Do, or do not. There is no 'try'." - Yoda ('The Empire Strikes Back')