If you are planning to cleanup your service applications and stop the services you can use the PowerShell script below.  Below script does not cover all service applications.

Add-PSSnapin Microsoft.SharePoint.Powershell -ErrorAction SilentlyContinue

$AccessServiceProxy = Get-SPServiceApplicationProxy | ?{$_.Name -eq "Access"}
if($AccessServiceProxy -ne $null)
{
    Remove-SPServiceApplicationProxy $AccessServiceProxy -RemoveData -Confirm:$false
    Write-Host -ForegroundColor Green "Access Service Application Proxy is Deleted" 
}
else { Write-Host -ForegroundColor Red "Did not found Access Service Application Proxy"  }

$AccessService = Get-SPServiceApplication | ?{$_.Name -eq "Access"}
if($AccessService -ne $null)
{
    Remove-SPServiceApplication $AccessService -RemoveData -Confirm:$false
    Write-Host -ForegroundColor Green "Access Service Application is Deleted" 
}
else { Write-Host -ForegroundColor Red "Did not found Access Service Application"  }
$AccessServiceInstance = Get-SPServiceInstance | ? {$_.TypeName -eq "Access Database Service 2010"}
$AccessServiceInstance | Stop-SPServiceInstance -Confirm:$false


$PowerPointProxy = Get-SPServiceApplicationProxy | ?{$_.Name -eq "PowerPointConversion Proxy"}
if($PowerPointProxy -ne $null)
{
    Remove-SPServiceApplicationProxy $PowerPointProxy -RemoveData -Confirm:$false
}
else { Write-Host "Did not found PowerPoint Service Application Proxy" }

$PowerPoint = Get-SPServiceApplication | ?{$_.Name -eq "PowerPointConversion"}
if($PowerPoint -ne $null)
{
    Remove-SPServiceApplication $PowerPoint -RemoveData -Confirm:$false
}
else { Write-Host "Did not found PowerPoint Service Application" }
Sleep 2
$PowerPointServiceInstance = Get-SPServiceInstance | ? {$_.TypeName -eq "PowerPoint Conversion Service"}
$PowerPointServiceInstance | Stop-SPServiceInstance -Confirm:$false

$MachineProxy = Get-SPServiceApplicationProxy | ?{$_.Name -eq "MachineTranslation"}
if($MachineProxy -ne $null)
{
    Remove-SPServiceApplicationProxy $MachineProxy -RemoveData
}
else { Write-Host "Did not found Machine Translation Service Application" }
$Machine = Get-SPServiceApplication | ?{$_.Name -eq "MachineTranslation"}
if($Machine -ne $null)
{
    Remove-SPServiceApplication $Machine -RemoveData
}
else { Write-Host "Did not found Machine Translation Service Application" }
Sleep 2
$MachineServiceInstance = Get-SPServiceInstance | ? {$_.TypeName -eq "Machine Translation Service"}
$MachineServiceInstance | Stop-SPServiceInstance -Confirm:$false

$VisioProxy  = Get-SPServiceApplicationProxy | ?{$_.Name -eq "VisioGraphics Proxy"}
if($VisioProxy -ne $null)
{
    Remove-SPServiceApplicationProxy $VisioProxy -RemoveData  -Confirm:$false
}
else { Write-Host "Did not found Visio Service Application" }

$Visio  = Get-SPServiceApplication | ?{$_.Name -eq "VisioGraphics"}
if($Visio -ne $null)
{
Remove-SPServiceApplication $Visio -RemoveData  -Confirm:$false
}
else { Write-Host "Did not found Visio Service Application" }
Sleep 2
$VisioServiceInstance = Get-SPServiceInstance | ? {$_.TypeName -eq "Visio Graphics Service"}
$VisioServiceInstance | Stop-SPServiceInstance -Confirm:$false

$WordAutomationProxy = Get-SPServiceApplicationProxy | ?{$_.Name -eq "WordAutomation"}
if($WordAutomationProxy -ne $null)
{
    Remove-SPServiceApplicationProxy $WordAutomationProxy -RemoveData  -Confirm:$false
}
else { Write-Host "Did not found Word Automation Service Application" }

$WordAutomation = Get-SPServiceApplication | ?{$_.Name -eq "WordAutomation"}
if($WordAutomation -ne $null)
{
Remove-SPServiceApplication $WordAutomation -RemoveData  -Confirm:$false
}
else { Write-Host "Did not found Word Automation Service Application" }
Sleep 2
$WordAutomationServiceInstance = Get-SPServiceInstance | ? {$_.TypeName -eq "Word Automation Services"}
$WordAutomationServiceInstance | Stop-SPServiceInstance -Confirm:$false