What's the difference between apologetic and excusatory?

Apologetic

Definition:

(a.) Alt. of Apologetical

Example Sentences:

(1) Here they led within 90 seconds against a team whose fragility has been all too clear this term, and still contrived to wilt almost apologetically.
(2) Cameron signalled he had no intention of ousting Cable after telling an "end of term" press conference today that the business seceretary "was very apologetic at Cabinet this morning".
(3) One day, they are gone, leaving only an apologetic note on the kitchen table.
(4) In the second half of Pantene's commercial, previously-apologetic women revolt.
(5) He makes the case for spending cuts not in ideological terms, but almost apologetically, as a grim necessity forced by circumstances.
(6) Puncheon's long free-kick was met by Marouane Chamakh on the edge of the six-yard box, and although the substitute's header was saved by David Marshall, using his legs, the ball ran to Ledley who nudged it home, almost apologetically.
(7) Appearing on The Brian Lehrer Show on WNYC, New York's public radio station, Lehrer – no relation to his host – said he was "not apologetic" and said the debate had been the first "unrehearsed" moment of the presidential campaign.
(8) Ellie Lee, a sociologist at Kent University, agrees with this stealth aspect: "People will say secretly to their friends that they enjoy their work, but you have this really apologetic presentation of self amongst working mothers – you know, 'I'd rather work a bit less, I'd rather be with my children'.
(9) Dimond claims the person asking him questions for the habitual residence test was "very apologetic" for even making him undergo it.
(10) Fouad asked with meek and apologetic smile if he could have our phones.
(11) Look, I say, apologetically, I'm going to press ahead.
(12) The fishmonger is summoned and scurries away apologetically.
(13) said the woman arranging our new mortgage, apologetically.
(14) Bronwyn Bishop vows to stay in office despite referral of helicopter trip to police Read more “She has repaid the money with a penalty and, as she said on the weekend, obviously she is sorry, obviously she is apologetic.
(15) Apologetic and stony faced, the boss of the Japanese carmaker Toyota repeatedly expressed "sincere regrets" for faulty accelerator pedals linked to dozens of deaths and injuries yesterday as US lawmakers pounded his handling of a safety crisis afflicting more than 8m vehicles globally.
(16) The letter I received from East Coast customer services was apologetic, and admitted having let me down both in terms of the malfunctioning machines and the advice given to me by their staff, but the fine was not revoked.
(17) She said the waiter was polite, as was a supervisor who was very apologetic but stated that it was hotel policy for mothers to cover up while breastfeeding.
(18) Bristling with sonic ideas and anchored by a massive chorus, it’s a confident return for Flowers compared to that slightly apologetic 2010 debut.
(19) She still lives with her mum, and wasn’t so much exasperated by that as faintly apologetic for her good fortune.
(20) My words, disordered and vague, tumble out of my mouth in hurried little apologetic bursts that start badly before imploding.