Word Origin and History for infirm Expand. adj. late 14c., weak, unsound (of things), from Latin infirmus weak, frail, feeble (figuratively superstitious, pusillanimous, inconstant), from in- not, opposite of (see in- (1)) + firmus (see firm (adj.)). Of persons, not strong, unhealthy, first recorded c.1600.
There are 390 calories in a 1 muffin serving of Tim Hortons Lemon Poppyseed Muffin. Calorie Breakdown: 35% fat, 58% carbs, 6% prot.
1 113 calories, 0g fat, 30g carbs, 2g protein, 4g fiber. 2  Calories In Lemon Cheesecake Squares with Fresh Berries. 3  109 calories, 7g fat, 11g carbs, 2g protein, 0g fiber. 4  Calories In Orange-Scented Cornmeal Cake With Fresh Berries.